package com.ynunicom.dc.dingdingcontractapp.service;

import com.alibaba.fastjson.JSONObject;
import com.ynunicom.dc.dingdingcontractapp.dto.exception.TokenNullException;

/**
 * @author: jinye.Bai
 * @date: 2020/5/22 17:52
 */
public interface GetAccessTokenService {

    JSONObject get() throws TokenNullException;
}
